/* 悠字库主题 - 前端字体信息显示样式（优化版）
 * 优化性能：减少重绘、使用CSS变量、优化选择器
 * 优化SEO：语义化结构、无障碍访问支持
 */

:root {
    --font-info-bg: #f8f9fa;
    --font-info-border: #e9ecef;
    --font-info-radius: 6px;
    --font-info-padding: 20px;
    --font-info-gap: 15px;
    --font-info-color-text: #212529;
    --font-info-color-label: #495057;
    --font-info-color-primary: #0066ff;
    --font-info-color-primary-hover: #0052cc;
    --font-info-color-success: #28a745;
    
    /* SEO optimization variables */
    --yoofont-visible-heading: block; /* Make headings visible for SEO */
    --yoofont-content-visibility: visible; /* Ensure content is visible to crawlers */
}

/* 字体信息显示容器 */
.yoofont-font-info-display {
    margin: 20px 0;
    contain: layout style paint; /* 性能优化：包含边界 */
}

.font-info-grid {
    display: none;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--font-info-gap);
    align-items: start;
    background: var(--font-info-bg);
    border-radius: var(--font-info-radius);
    border: 1px solid var(--font-info-border);
    padding: var(--font-info-padding);
    will-change: transform; /* 性能优化：提示浏览器 */
}

.font-info-grid.has-content {
    display: grid;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 30px;
}

.info-item .info-label {
    color: #495057;
    font-size: 14px;
    white-space: nowrap;
}

.info-item .info-value {
    color: #212529;
    font-size: 14px;
    margin: 0;
    line-height: 1.4;
    padding: 4px 8px;
    border-radius: 4px;
    flex: 1;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    width: auto;
}

/* 字体授权链接样式 */
.info-item .info-value a {
    text-decoration: none;
    color: #0066ff;
    transition: all 0.3s ease;
}

.info-item .info-value a:hover {
    color: #0052cc;
}

/* 查看授权说明链接特殊样式 */
.info-item .info-value .license-view-link {
    text-decoration: none;
    color: #0066ff;
    position: relative;
    padding-bottom: 6px;
    margin-bottom: -9px;
    margin-left: 8px;
    transition: all 0.3s ease;
}

.info-item .info-value .license-view-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    right: 0;
    height: 2px;
    background: repeating-linear-gradient(
        to right,
        #0066ff 0px,
        #0066ff 2px,
        transparent 2px,
        transparent 4px
    );
    transition: all 0.3s ease;
}

.info-item .info-value .license-view-link:hover {
    color: #0052cc;
}

.info-item .info-value .license-view-link:hover::after {
    background: repeating-linear-gradient(
        to right,
        #0052cc 0px,
        #0052cc 2px,
        transparent 2px,
        transparent 4px
    );
}

.info-item .info-value-text {
    display: inline;
    word-break: break-word;
}

.info-item .copy-btn {
    flex-shrink: 0;
    margin-left: 8px;
}

.copy-btn {
    background: #0066ff;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 12px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    white-space: nowrap;
}

.copy-btn:hover {
    background: #0052cc;
}

.copy-btn:active {
    background: #003d99;
}

.copy-btn.copied {
    background: #28a745;
}

/* 响应式设计 */
@media (min-width: 1200px) {
    .font-info-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (min-width: 992px) and (max-width: 1199px) {
    .font-info-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
}

@media (min-width: 768px) and (max-width: 991px) {
    .font-info-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
}

@media (min-width: 576px) and (max-width: 767px) {
    .font-info-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
}

@media (max-width: 575px) {
    .font-info-grid {
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 15px;
    }
    
    .info-item {
        flex-direction: row;
        align-items: center;
        gap: 8px;
    }
    
    .info-item .info-label {
        min-width: 80px;
        font-size: 14px;
    }
    
    .info-item .info-value {
        font-size: 14px;
    }
}